Mountain fever

13 days to San juan. Listening to a new little catchy tune by Imagine Dragons, "On top of the world". Soon I will be there...well as close to the top of the world as I've ever been, 13,200 feet to be exact. Getting wildly excited, but also a little sad. I've experienced it numerous times since I have been introduced to mountain running. It's a fever and a longing that lingers...